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Marquise|Lab Grown|IGI

3.07ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG630443115

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG630443115

Diamond specifications and retailer prices

From $6,450 NZD
$3,635 USD
As of October 31, 2026
Save $25,896 NZD (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $48,722 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.07ct lab-grown marquise diamond

This 3.07ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG630443115 or 630443115. Listed at 26 retailers as of October 30, 2026, with a 402% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.07
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630443115
Dimensions14.69 × 7.65 × 4.82 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Top View
14.69 mm7.65 mm3.07 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630443115
Side View
Table 58.0%Crown 36.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $54,595 NZD|Low: $7,734 NZD|High: $54,595 NZD|Avg: $17,850 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 8$7,734 NZD
Retailer 5$8,213 NZD
Retailer 3$8,313 NZD
Retailer 12$8,923 NZD
Retailer 15$10,736 NZD
Retailer 6$11,329 NZD
Retailer 2$11,758 NZD
Retailer 9$12,763 NZD
Retailer 14$13,210 NZD
Retailer 10$14,483 NZD
Retailer 17$15,509 NZD
Retailer 18$18,275 NZD
Retailer 13$18,798 NZD
Retailer 4$20,628 NZD
Retailer 16$20,915 NZD
Retailer 11$21,051 NZD
Retailer 7$31,496 NZD
Do Amore Diamonds$54,595 NZD

39 data points across 18 retailers

26 retailers$6,450 NZD to $32,345 NZD

A
Cheapest Retailer
-
$6,450 NZD
$3,635 USD
Retailer 2
-
$7,081 NZD
$3,991 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$7,420 NZD
$4,182 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$7,734 NZD
$4,359 USD
View
Retailer 5
-
$8,213 NZD
$4,629 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$8,213 NZD
$4,629 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$8,313 NZD
$4,685 USD
View
A
Retailer 8
-
$8,923 NZD
$5,029 USD
View
Final sale: no returns
A
Retailer 9
-
$10,736 NZD
$6,051 USD
View
B+
Retailer 10
-
$10,879 NZD
HK$47,900 HKD
View
Retailer 11
-
$11,329 NZD
$6,385 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$11,758 NZD
£5,218 GBP
View
B+
Retailer 13
-
$12,763 NZD
£5,664 GBP
View
Retailer 14
-
$13,210 NZD
$7,445 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$15,509 NZD
$8,741 USD
View
B+
Retailer 16
-
$18,275 NZD
$10,300 USD
View
B+
Retailer 17
-
$18,798 NZD
£8,342 GBP
View
Retailer 18
-
$20,628 NZD
A$17,886 AUD
View
Price last confirmed 23 days ago
Retailer 19
-
$20,915 NZD
A$18,135 AUD
View
Price last confirmed 9 days ago
B+
Retailer 20
-
$21,051 NZD
ZAR 191,668 ZAR
View
B
Retailer 21
-
$23,714 NZD
$13,365 USD
View
B
Retailer 22
-
$31,496 NZD
SGD 23,988 SGD
View
B
Retailer 23
-
$32,345 NZD
$18,230 USD
View
Most Expensive
Do Amore Diamonds
27-C83CE4541 · Oct 30
$48,722 NZD
$27,460 USD
View
Price under review
23 more retailers have this diamond
Prices start from $6,450 NZDSave up to $25,896 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.07ct Marquise
$6,450 NZD